Major TopicsTopicPageApparent Time and Mean Solar Time5-3Definition of Terms5-5Standard Time Zones5-6The Relationship between Time and Longitude5-7How to Convert Arc to Time using The Nautical Almanac5-10How to Convert Time5-115-13Time and Date for Ships at SeaTimepieces5-14Chronometer Error5-15Documenting Chronometer Error5-17How to Determine Daily Rates5-18Timing Celestial Observations5-195-2